Let $A=\begin{bmatrix}2 &3 \\2& 2 \end{bmatrix}$ and $B=\begin{bmatrix}-1 &\frac{3}{2} \\1& -1 \end{bmatrix}$ if AB=BA then

E

Editor

Sep 18, 2022

Let $A=\begin{bmatrix}2 &3 \\2& 2 \end{bmatrix}$ and $B=\begin{bmatrix}-1 &\frac{3}{2} \\1& -1 \end{bmatrix}$ if AB=BA then

Difficulty: Easy

A:

A^{2}

B:

B^{2}

C:

A

D:

I_{2}

ID: 63273dbaca83163ac3a11d1b